Club Atlético Osasuna, or simply CA Osasuna, is a Spanish football team based in Pamplona, in the autonomous community of Navarre.

Founded in 1920 it currently plays in Segunda División, holding home games at the 19,800-capacity El Sadar Stadium. The team's home kit is red shirt, navy blue shorts, black socks with red back, whereas the away one is navy blue shirt, orange shorts and navy blue socks.